reggie kumar tells us why many tenants are being forced to pay more. >> reporter: according to feel fact, the average -- real fact, the average rent in san francisco spiked about 13%. in east bay cities like oakland, rent also increased by double digits, more than 14% or $8,935 a month. and in san jose, it's just over 10%. residents there are paying $1,800 a month. landlords are charging more because the economy has slightly improved and people who lost their homes during the housing crisis now have to rent. >> there was a lot of foreclosures and short sales where people had to sell their homes. they are homeowner who is have to rent now. i had a couple who was renting in fremont, and they realized they could buy a home right now, and their mortgage payment was $1,300 versus the $1,500 they were paying over there. so yeah, with a little bit of savings, you can definitely get into a place. and they're happy. >>> temperatures were warmer today as we expected. right now, continues are so mild in the in-- conditions are so mild in the inland valleys. cooler closer to the coastline. the fog i